文章最后给出了美国西部考虑震源破裂方向的地震动峰值加速度和均方根加速度的衰减关系。
Finally, the formulas of PGA and RMS accelerations attenuation dependent on the rupture direction of the seismic source are presented for the Western United States.
结果该减振设计使得系统响应的总均方根加速度值有了明显降低。
Results The test results showed that the acceleration root-mean-square values were considerably reduced.
教授提出的驾驶室振动加速度均方根值计算公式的基础上，给出了新的计算公式。
This paper gives out'a new calculating formula, based on analysing the root mean square value formula of vibration acceptation of crane cab which is proposed by Russian M.
本文针对超高层建筑，建立了一种估算其风致加速度均方根、评价其风致舒适度状况的实用分析方法。
In this paper, a practical analysis method for estimating the wind-induced root mean square acceleration response and human comfort condition of mega-high-rise buildings is developed.
给出了雷诺应力、脉动动能和脉动速度均方根随雷诺数的变化规律，其中雷诺应力、脉动动能给出了定量公式。
Meanwhile, a rule of Reynolds stress, energy of velocity fluctuations and RMS velocity with different Reynolds number is presented along with quantitative formula.
仿真实验表明该算法能够将航迹平均周期提高一倍，在航迹中断期间对比最小二乘方法能够较大幅度地减小跟踪位置和速度的均方根误差。
Simulation results show that the proposed algorithm doubles the mean track life and yields significant improvements in position and speed RMS errors during the track breakage.
乘坐舒适性的评价指标为乘坐质量沿铅垂方向的稳态高斯随机振动过程的加速度均方根值，并以人体的频率敏感性作为权因子。
Opti-mal comfort is defined as a minimum root mean square value of a stationary Gaussian random process weighted with respect to human sensitivity.
仿真结果表明，优化后的车身垂直方向加速度均方根值减小了60 %，汽车乘坐舒适性得到了显著的改善。
The simulation results show that the mean square root acceleration of optimized suspension parameters reduces by 60% and automobile riding comfort performance is improved enormously.
考虑了光源初始啁啾的作用 ，推导出均方根脉宽的解析表达式 ，分析表明 ：二阶偏振模色散对脉冲展宽的作用与群速度色散及啁啾有关 ，一阶偏振模色散的作用则与这两者无关。
Taken into account both second order dispersion and SPM in the abnormal-dispersion region of single-mode fibers, we obtained the expression of chirp induced by GVD and SPM.
研究结果表明，座椅悬架的固有频率、位移传递率及加速度均方根值均随比例阀输入电压的增大而减小；
The results show that, the natural frequency, dynamic amplification factor and acceleration root of mean square of seat suspension will decrease with the increase of proportional valve input voltage.
再用振动信号记录系统记录此时实验激励的振动加速度的均方根值。将记录的数据利用最小二乘和优化设计的方法拟合成振动频率计权曲线。
The data were fitted to the same form of the frequency weighting Wk of ISO 2631-1 with the least square method and optimization of parameters.
再用振动信号记录系统记录此时实验激励的振动加速度的均方根值。将记录的数据利用最小二乘和优化设计的方法拟合成振动频率计权曲线。
The data were fitted to the same form of the frequency weighting Wk of ISO 2631-1 with the least square method and optimization of parameters.
应用推荐